National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat in the West; Coastal Flooding & High Rip Current Risk into the Weekend on the East Coast; Flash Flooding Possible in the Southeast

A dangerous, record heat wave continues for the Desert Southwest and the Central Valley of California through Saturday, and the Pacific Northwest through Tuesday. Coastal flooding is expected through tonight at high tide along the Eastern Seaboard from Erin, while the high rip current risk and dangerous surf continue through the weekend. Flash flooding possible today in Georgia and South Carolina. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

Lat: 38.2075°NLon: 122.27944°WElev: 33.0ft.

Mostly Cloudy

54°F

12°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 22 Aug 06:54 AM PDT
Extended Forecast for

Yountville CA

  • Today

    Today: Mostly sunny and hot, with a high near 97. Southeast wind 6 to 9 mph becoming south southwest in the afternoon.

    High: 97 °F

    Hot

  • Tonight

    Tonight: Increasing clouds, with a low around 58. Calm wind becoming southeast 5 to 8 mph in the evening.

    Low: 58 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 91. Southeast wind 6 to 9 mph.

    High: 91 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 56. Calm wind becoming southeast 5 to 7 mph after midnight.

    Low: 56 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 89. Southeast wind 7 to 9 mph becoming south southwest in the afternoon.

    High: 89 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny and hot, with a high near 97. Southeast wind 6 to 9 mph becoming south southwest in the afternoon.
Tonight
Increasing clouds, with a low around 58. Calm wind becoming southeast 5 to 8 mph in the evening.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 91. Southeast wind 6 to 9 mph.
Saturday Night
Increasing clouds, with a low around 56. Calm wind becoming southeast 5 to 7 mph after midnight.
Sunday
Mostly sunny, with a high near 89. Southeast wind 7 to 9 mph becoming south southwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 88.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 84.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Mostly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Yountville CA
 38.39°N 122.37°W (Elev. 558 ft)
Last Update:
2:50 am PDT Aug 22, 2025
Forecast Valid:
7am PDT Aug 22, 2025-6pm PDT Aug 28, 2025
 
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